cathartica, 
laciniosa, 
MONOECIA, POLYANDRIA. 
366, CARYA. Nutt. Gen. Am. pl. vol. 2. p. 220. (Amentacee.) 
Masc. Ament imbricated. Calix 3-parted — 
scales. Corolla none. Stamina 4 to 6. 
Kem. Caliv 4-cleft, superior. Corolla 
none. Styles none. Stigma partly discoid, 
4-lobed. Pericarp 4-valved. Nut sub- 
quadrangular, even.— Watt. 
1. C. folicles about 15, lanceolate, roundish-ob- 
tuse at the base, tomentose beneath, slightly 
serrated ; fruit oblong-ovate, viscid, on a long 
peduncle ; nut oblong-acuminated, remarkably  _ 
rough.—Mich. f. 
Juglans cathartica, Mich. f. 
J. cinerea, Willd. - 
J. oblonga, Mill. Dict. and Retz. Obs. 1. p. 10. 
Icon. Mich. f. Avbr. forest. 1. t. 2. 
Butter-nut. Oil-nut. White Walnut. Purging 
Hickory-nut. 
Ihave met with this tree several times in this neighbour- 
hood, where it had the appearance of being indigenous. h. 
April, May. 
. C. leaves large; folioles 7-9 pairs, ovate. acu- 
poke pee serrated, sub-tomentose, the odd one 
petiolated ; fruit large, ovate ; nut oblong, thick, 
moderately compressed. Mich. t pies 
Juglans laciniosa, Mich. f. 
J. compressa, g. macrocarpa, Muhl. 
J. mucronata, Mich. fl. Am. 
J. sulcata, Willd. and Pursh. 
Icon. Mich. f. Arbr. forest. 1. t. 8. 
Thick Shell-bark Hickory. Springfield or Glou- 
cester-nut. 
This species is frequent about twelve miles from Philadel- 
phia, near Springfield. I have found it a mile or two south-east 
of Woodbury. h. April. 

